Dozens of judges in Ghana are being investigated following the release of a documentary by investigative journalist Anas Aremeyaw Anas.The film captured the judges on tape allegedly taking bribes. More than 30 judges and 170 judicial officers were implicated in the country’s biggest corruption scandal.Mr Anas has been speaking to BBC Focus on Africa’s Sammy Darko for the first time since the film was released – and he even took off his trademark beaded face veil.